CONCLUSION: DYS287, a stable and reliable genetic marker, can provide reliable evidence for the study on national genetic relation and its origin.
结论：DYS287位点作为一种稳定、可靠的遗传标记可以为研究民族间的遗传关系及其起源提供可靠的证据。
This paper offers a critical study on transaction costs from the viewpoint of its origin of thought, its recent development, sources of reality, and methodology of analysis.
本文从思想渊源、近期进展、现实根源和分析方法等方面，对交易费用概念进行批评性考察。
The theory of legal origin and bonding hypothesis provide a new perspective on the study of dual listing.
法律渊源理论和约束假说为企业双重上市行为的研究提供了新的视角。
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